Update README.md

README.md

@@ -2,7 +2,7 @@
 
 Constant-time algorithms written in TypeScript.
 
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@@ -11,6 +11,30 @@ Do not use this in production, especially if you don't have the budget for a cry
 
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+## Installing and Usage
+
+Simply add `constant-time-js` to your dependencies section. One way to do this is with `npm`:
+
+```terminal
+npm install --save constant-time-js
+```
+
+Next, you can import the modules you need.
+
+For JavaScript users:
+
+```js
+const { compare, bignum } = require('constant-time-js');
+```
+
+Tor TypeScript users:
+
+```typescript
+import { compare, bignum } from 'constant-time-js';
+```
+
+Please refer to the documentation below for what each function/class does.
+
 ## Documentation
 
 This is just a quick outline of what each function does.